:root {
  --bg: #0c0e12;
  --bg-2: #13161c;
  --card: #181c24;
  --card-hover: #1f242e;
  --line: #262c38;
  --text: #e8e9ee;
  --muted: #9aa3b2;
  --accent: #e23b3b;
  --accent-2: #f0a93b;
  --radius: 14px;
  --maxw: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: radial-gradient(1200px 600px at 80% -10%, #1a1010 0%, transparent 60%), var(--bg);
  color: var(--text);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* top bar */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px;
  background: rgba(12,14,18,.82);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand-link { font-weight: 800; letter-spacing: .2px; font-size: 18px; }
.brand-link::before { content: "刃"; color: var(--accent); margin-right: 8px; font-weight: 900; }
.lang-btn {
  background: var(--card); color: var(--text);
  border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 14px; cursor: pointer; font-size: 13px; transition: .15s;
}
.lang-btn:hover { border-color: var(--accent); color: var(--accent-2); }

/* hero */
.home { max-width: var(--maxw); margin: 0 auto; padding: 0 24px 64px; }
.hero { padding: 56px 0 28px; text-align: center; }
.hero-title {
  font-size: clamp(26px, 4vw, 42px); margin: 0 0 10px; font-weight: 900; letter-spacing: .3px;
  background: linear-gradient(90deg, #fff, var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-tagline { color: var(--muted); margin: 0 0 26px; font-size: 15px; }
.search-wrap { max-width: 560px; margin: 0 auto 14px; }
#search {
  width: 100%; padding: 13px 18px; font-size: 15px;
  background: var(--card); border: 1px solid var(--line); border-radius: 999px; color: var(--text);
  outline: none; transition: .15s;
}
#search:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(226,59,59,.15); }
.count { color: var(--muted); font-size: 13px; letter-spacing: .5px; }

/* grid */
.grid {
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  margin-top: 28px;
}
.card {
  display: flex; flex-direction: column;
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden; transition: .18s;
}
.card:hover { transform: translateY(-4px); background: var(--card-hover); border-color: #36404f; box-shadow: 0 12px 30px rgba(0,0,0,.35); }
.card-cover { aspect-ratio: 16/9; background: #0b0d11; overflow: hidden; }
.card-cover img { width: 100%; height: 100%; object-fit: cover; transition: .3s; }
.card:hover .card-cover img { transform: scale(1.04); }
.card-cover-empty { width: 100%; height: 100%; }
.card-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-title { font-size: 17px; font-weight: 700; margin: 0; line-height: 1.4; }
.card-excerpt { color: var(--muted); font-size: 13.5px; margin: 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card-read { margin-top: auto; color: var(--accent-2); font-size: 13px; font-weight: 700; }
.card-read::after { content: " →"; }

/* article */
.article { max-width: 820px; margin: 0 auto; padding: 24px 24px 72px; }
.back { display: inline-block; margin: 18px 0 8px; color: var(--muted); font-size: 14px; }
.back:hover { color: var(--accent-2); }
.article-title { font-size: clamp(24px, 3.4vw, 34px); font-weight: 900; line-height: 1.25; margin: 8px 0 28px; }
.article-content { font-size: 17px; }
.article-content h1 { font-size: 26px; margin: 34px 0 14px; }
.article-content h2 { font-size: 22px; margin: 32px 0 12px; padding-left: 12px; border-left: 4px solid var(--accent); }
.article-content h3 { font-size: 19px; margin: 26px 0 10px; color: #fff; }
.article-content p { margin: 0 0 18px; }
.article-content strong { color: #fff; }
.article-content blockquote {
  margin: 20px 0; padding: 12px 18px; color: var(--muted);
  border-left: 3px solid var(--accent-2); background: var(--bg-2); border-radius: 0 10px 10px 0; font-style: italic;
}
.article-content ul { margin: 0 0 18px; padding-left: 22px; }
.article-content li { margin: 6px 0; }
.article-content hr { border: none; border-top: 1px solid var(--line); margin: 30px 0; }
.article-img { margin: 26px 0; }
.article-img img { width: 100%; border-radius: 10px; border: 1px solid var(--line); display: block; }

/* footer */
.foot { text-align: center; color: var(--muted); font-size: 12.5px; padding: 30px 16px 44px; border-top: 1px solid var(--line); margin-top: 40px; }

@media (max-width: 600px) {
  .topbar { padding: 12px 16px; }
  .home { padding: 0 16px 48px; }
  .article { padding: 16px 16px 56px; }
  .article-content { font-size: 16px; }
}